#include <iostream>
#include <signal.h>

#include "../comm/httplib.h"
#include "oj_control.hpp"

using namespace httplib;
using namespace ns_control;

static Control *ctrl_ptr = nullptr;

void Recovery(int signo)
{
    ctrl_ptr->RecoveryMachine();
}

int main()
{
    signal(SIGQUIT, Recovery);
    //用户请求的服务路由功能
    Server svr;

    Control ctrl;
    ctrl_ptr = &ctrl;
    //获取所有的题目列表
    svr.Get("/template_html/all_questions.html", [&ctrl](const Request &req, Response &resp)
    {
        //返回一张含有所有题目的网页
        std::string html;
        ctrl.AllQuestions(&html);

        resp.set_content(html,"text/html; charset=utf-8");
    });
    //用户要根据题目编号，获取题目的内容
    // /questions/100 -> 正则匹配
    // R"()", 原始字符串raw string，保持字符串的原貌，不用做相关的转义
    svr.Get(R"(/questions/(\d+))",[&ctrl](const Request &req, Response &resp){
        std::string number = req.matches[1];
        std::string html;
        ctrl.Question(number, &html);
        resp.set_content(html, "text/html; charset=utf-8");
    });

    //用户提交代码，使用我们的判题功能（1.每道题的测试用例 2.compile_and_run）
    svr.Post(R"(/judge/(\d+))",[&ctrl](const Request &req, Response &resp){
        std::string number = req.matches[1];
        std::string result_json;
        ctrl.Judge(number, req.body, &result_json);
        resp.set_content(result_json,"application/json;charset=utf-8");
       // resp.set_content("这是指定题目的判题: "+number, "text/plain; charset=utf-8");
    });
    svr.set_base_dir("./wwwroot");
    svr.listen("0.0.0.0",8080);
    return 0;
}